STOCK-BASED COMPENSATION (Analysis of Stock Options Award Activity) (Details) (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Shares
Outstanding at beginning of period (in shares)	1,242,442
Granted (in shares)	233,348
Exercised (in shares)	(168,482)
Forfeited or expired (in shares)	(19,998)
Outstanding at end of period ( in shares)	1,287,310	1,242,442
Exercisable at end of period (in shares)	803,568
Weighted-Average Exercise Price
Outstanding at beginning of period (in usd per share)	$ 27.78
Granted (in usd per share)	$ 24.41
Exercised (in usd per share)	$ 19.98
Forfeited or expired (in usd per share)	$ 31.58
Outstanding at end of period (in usd per share)	$ 28.13	$ 27.78
Exercisable at end of period (in usd per share)	$ 31.66
Outstanding at end of period, Weighted-Average Remaining Life (in years)	5 years 3 months 21 days
Exercisable at end of period, Weighted-Average Remaining Life (in years)	3 years 10 months 27 days
Outstanding at end of period, Aggregate Intrinsic Value	$ 4,524
Outstanding at end of period, Aggregate Intrinsic Value	1,425
Intrinsic value of options exercised	$ 1,383	$ 229	$ 35